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What are the reasons for poor fuel combustion?

1 Answers

LeReed

07/29/25 11:57pm

Reasons for poor fuel combustion are as follows: 1. Poor fuel quality: The performance indicators of the fuel used do not meet standard requirements, leading to poor combustion and the production of black smoke. Additionally, inferior fuel quality can damage the fuel filter, causing the internal fuel to deteriorate, which results in black smoke emissions. 2. Blocked air intake: The fuel tank is not sealed, and prolonged exposure to air can inevitably lead to impurities and dust from the air entering the air filter. These particles can block the air intake, preventing sufficient air supply during combustion, which easily leads to incomplete combustion. 3. Insufficient compression: One of the conditions for fuel combustion is a certain level of pressure in the combustion environment. However, if components like valves and piston rings are worn, it can lead to insufficient compression pressure, failing to meet the required combustion pressure, thereby worsening the combustion conditions.

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